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Cheap flights from Billings (BIL) to Seattle (BFI)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

How to find the cheapest flight from Billings (BIL) to Seattle (BFI)
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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)
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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)
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Cheap flights from Billings to Seattle in January , February 2026

26 Jan - 27 Feb $ 1,021.00
BIL
Billings
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIL
Billings
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26 Jan - 06 Feb $ 1,047.00
BIL
Billings
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIL
Billings
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26 Jan - 20 Feb $ 1,080.00
BIL
Billings
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIL
Billings
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Last minute flights from Billings to Seattle

26 Jan - 02 Feb $ 1,063.00
BIL
Billings
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIL
Billings
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One-way flights to Seattle from Billings

10:39 AM - 5:35 AM
Air Excursions
3 Stops
20h 46m
BIL - BFI
$ 571
Kiwi
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5:22 PM - 5:45 PM
Air Excursions
3 Stops
50h 13m
BIL - BFI
$ 1,274
Kiwi
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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

Related info for your journey
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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Billings (BIL) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.